On Thu, Nov 29, 2012 at 05:16:50AM +0000, Eitan Adler wrote: > Author: eadler > Date: Thu Nov 29 05:16:50 2012 > New Revision: 243665 > URL: http://svnweb.freebsd.org/changeset/base/243665 > > Log: > Mark non-returning function as such > > PR: bin/172978 > Approved by: cperciva > MFC after: 3 days > > Modified: > head/sbin/dump/dump.h > > Modified: head/sbin/dump/dump.h > ============================================================================== > --- head/sbin/dump/dump.h Thu Nov 29 03:48:39 2012 (r243664) > +++ head/sbin/dump/dump.h Thu Nov 29 05:16:50 2012 (r243665) > @@ -121,7 +121,7 @@ void trewind(void); > void writerec(char *dp, int isspcl); > > void Exit(int status) __dead2; > -void dumpabort(int signo); > +void dumpabort(int signo) __dead2; > void dump_getfstab(void); > > char *rawname(char *cp); What is the goal of this change ?
It is arguably backward. There is absolutely no use to mark signal handler as __dead2, and all other uses do not benefit from the redundand declaration. Also, being quite removed from the function definition, there is a chance that some future modification would make the attribute a lie.
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